add core.intcommand , See Issue #321

lualib-src/lua-skynet.c

@@ -118,6 +118,28 @@ _command(lua_State *L) {
 	return 0;
 }
 
+static int
+_intcommand(lua_State *L) {
+	struct skynet_context * context = lua_touserdata(L, lua_upvalueindex(1));
+	const char * cmd = luaL_checkstring(L,1);
+	const char * result;
+	const char * parm = NULL;
+	char tmp[64];	// for integer parm
+	if (lua_gettop(L) == 2) {
+		int32_t n = (int32_t)luaL_checkinteger(L,2);
+		sprintf(tmp, "%d", n);
+		parm = tmp;
+	}
+
+	result = skynet_command(context, cmd, parm);
+	if (result) {
+		lua_Integer r = strtoll(result, NULL, 0);
+		lua_pushinteger(L, r);
+		return 1;
+	}
+	return 0;
+}
+
 static int
 _genid(lua_State *L) {
 	struct skynet_context * context = lua_touserdata(L, lua_upvalueindex(1));
@@ -310,6 +332,7 @@ luaopen_skynet_core(lua_State *L) {
 		{ "genid", _genid },
 		{ "redirect", _redirect },
 		{ "command" , _command },
+		{ "intcommand", _intcommand },
 		{ "error", _error },
 		{ "tostring", _tostring },
 		{ "harbor", _harbor },

lualib/skynet.lua

@@ -248,18 +248,16 @@ function suspend(co, result, command, param, size)
 end
 
 function skynet.timeout(ti, func)
-	local session = c.command("TIMEOUT",tostring(ti))
+	local session = c.intcommand("TIMEOUT",ti)
 	assert(session)
-	session = tonumber(session)
 	local co = co_create(func)
 	assert(session_id_coroutine[session] == nil)
 	session_id_coroutine[session] = co
 end
 
 function skynet.sleep(ti)
-	local session = c.command("TIMEOUT",tostring(ti))
+	local session = c.intcommand("TIMEOUT",ti)
 	assert(session)
-	session = tonumber(session)
 	local succ, ret = coroutine_yield("SLEEP", session)
 	sleep_session[coroutine.running()] = nil
 	if succ then
@@ -301,11 +299,11 @@ function skynet.localname(name)
 end
 
 function skynet.now()
-	return tonumber(c.command("NOW"))
+	return c.intcommand("NOW")
 end
 
 function skynet.starttime()
-	return tonumber(c.command("STARTTIME"))
+	return c.intcommand("STARTTIME")
 end
 
 function skynet.time()
@@ -643,7 +641,7 @@ function skynet.endless()
 end
 
 function skynet.mqlen()
-	return tonumber(c.command "MQLEN")
+	return c.intcommand "MQLEN"
 end
 
 function skynet.task(ret)